Announcement: Please kindly notice that our factory will be closed for Chinese New Year holiday, 4+ Day (Pink Truck) items will be delayed between 02/10/2018 to 03/03/2018. We apologize for any inconvenience this may cause. Please choose 1 Day (Yellow Truck) items for quicker deliveries. Thank you!

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Jewelry Wholesale Detail

Spinel

Spinel is the magnesium aluminum member of the larger spinel group of minerals. Its hardness is 8, its specific gravity is 3.5–4.1, and it is transparent to opaque with a vitreous to dull luster. It may be colorless, but is usually various shades of red, blue, green, yellow, brown, or black.